Imaginary Picture of CoRoT-2 b
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Exoplanet Name : CoRoT-2 b
Alternate Name :
Radius (Rjup / Re): 1.4650 (Rjup) 16.4212 (Rearth)
Mass (Mjup / Me): 3.3100 (Mjup) 1052.3748 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0281 (AU) 0.0281 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0048
Orbital Period(Observed/Estimated) 1.74 (Days Obs.) 1.75 (Days Est.)
Star Radiation at Atmospheric Boundary: 1220631.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1483.5 (K)
Blackbody T 0.3(K) 1393.2 (K)
Blackbody T 0.7(K) 1127.2 (K)
Tidally Locked Blackbody T 0.1(K) 1764.2 (K)
Tidally Locked Blackbody T 0.3(K) 1656.8 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : CoRoT-2
Alternate Name :
Star Distance(LY) : 978.5
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5575 (K)
Spectral type : G7V
Metalicity : -0.0
Absolute Magnitude: 5.2
Apparent Magnitude: 12.6
Right Ascension(RA) 291.7771
Declination (DEC) 1.3839
Hubble Space Telescope Guide Star Catalog (GSC) ID 00465-01282
Discovered by
Discovery Paper - Authors CUTRI R.M.; SKRUTSKIE M.F.; VAN DYK S.; BEICHMAN C.A.; CARPENTER J.M.; CHESTER T.; CAMBRESY L.; EVANS T.; FOWLER J.; GIZIS J.; HOWARD E.; HUCHRA J.; JARRETT T.; KOPAN E.L.; KIRKPATRICK J.D.; LIGHT R.M.; MARSH K.A.; McCALLON H.; SCHNEIDER S.; STIENING R.; SYKES M.; WEINBERG M.; WHEATON W.A.; WHEELOCK S.; ZACARIAS N.
Discovery Paper - Title 2MASS All Sky Catalog of point sources.
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=CoRoT-2+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/CoRoT-2%20b/
CoRoT-2 b
CoRoT-2 b

  • CoRoT-2 b is an exoplanet orbiting the star CoRoT-2, located about 978.5 light-years (300.0 pc) away from Solar System. Its discovery was publicly announced on 2007.
  • The host star CoRoT-2 has apparent magnitude of 12.6, with absolute magnitude of 5.2.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5575 with its spectral types of G7V
  • In this planetary system, the extrasolar planet CoRoT-2 b orbits around the star CoRoT-2 every 1.7 days with its orbital distance of 0.03 AU ( 4203700.2 km)
  • (Projected orbit of CoRoT-2 b around its host star CoRoT-2)


  • The Star CoRoT-2 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.607 AU ( 90856163.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.839 AU ( 125586961.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.279 AU ( 191366736.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.882 AU ( 281604536.2 km)
  • Radiation at Planetary Boundary of CoRoT-2 b : 1220631.95 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star CoRoT-2)



  • Kopparapu Recent Venus for Star CoRoT-2 distance : 0.637 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star CoRoT-2 distance : 0.807 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star CoRoT-2 distance : 0.779 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star CoRoT-2 distance : 0.854 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star CoRoT-2 distance : 1.433 AU
  • Kopparapu Outer Boundary for Early Mars for Star CoRoT-2 distance : 1.511 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star CoRoT-2)



  • Original Kopparapu Recent Venus for Star CoRoT-2 distance : 0.635 AU
  • Original Kopparapu Runaway Greenhouse for Star CoRoT-2 distance : 0.830 AU
  • Original Kopparapu Moist Greenhouse for Star CoRoT-2 distance : 0.841 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star CoRoT-2 distance : 1.458 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star CoRoT-2 distance : 1.516 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star CoRoT-2)



    (Position in Stellar Map of star CoRoT-2 and its Exoplanet CoRoT-2 b)



    (Zoomed position in Stellar Map of star CoRoT-2 and its Exoplanet CoRoT-2 b (zoom level 3))